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Unified Performance Analysis of Mixed Line of Sight RF-FSO Fixed Gain Dual-Hop Transmission Systems [article]

Emna Zedini, Imran Shafique Ansari, Mohamed-Slim Alouini
2014 arXiv   pre-print
In this work, we carry out a unified performance analysis of a dual-hop fixed gain relay system over asymmetric links composed of both radio-frequency (RF) and unified free-space optics (FSO) under the  ...  signal-to-noise ratio of these systems in terms of the Meijer's G function.  ...  of asymmetric LOS RF-FSO dual-hop fixed gain relay transmission systems with mixed Nakagami-m RF-unified FSO links, which is a non-trivial contribution.  ... 
arXiv:1404.1269v1 fatcat:jb6otjzdvzg3rn2przsl4h5sd4

Unified performance analysis of mixed line of sight RF-FSO fixed gain dual-hop transmission systems

Emna Zedini, Imran Shafique Ansari, Mohamed-Slim Alouini
2015 2015 IEEE Wireless Communications and Networking Conference (WCNC)  
In this work, we carry out a unified performance analysis of a dual-hop fixed gain relay system over asymmetric links composed of both radio-frequency (RF) and unified freespace optics (FSO) under the  ...  Index Terms-Asymmetric dual-hop relay system, Free-space optical (FSO) communications, mixed radio frequency (RF)/FSO systems, Nakagami-m fading, atmospheric turbulence, pointing errors, outage probability  ...  of asymmetric LOS RF-FSO dual-hop fixed gain relay transmission systems with mixed Nakagami-m RF-unified FSO links, which is a non-trivial contribution.  ... 
doi:10.1109/wcnc.2015.7127443 dblp:conf/wcnc/ZediniAA15 fatcat:gajjuzp4fvahbnx7zol737epja

Performance Analysis of Mixed Nakagami- $m$ and Gamma–Gamma Dual-Hop FSO Transmission Systems

Emna Zedini, Imran Shafique Ansari, Mohamed-Slim Alouini
2015 IEEE Photonics Journal  
In this paper, we carry out a unified performance analysis of a dual-hop relay system over the asymmetric links composed of both radio-frequency (RF) and unified free-space optical (FSO) links under the  ...  Both fixed and variable gain relay systems are studied.  ...  In [18] , the performance analysis of a dual-hop variable gain relay RF-unified FSO transmission system subject to pointing errors is presented.  ... 
doi:10.1109/jphot.2014.2381657 fatcat:rnvu4fdfdfhcddcwv6vm33bpxa

On the Performance Analysis of Dual-Hop Mixed FSO/RF Systems

Emna Zedini, Hamza Soury, Mohamed-Slim Alouini
2016 IEEE Transactions on Wireless Communications  
This paper presents novel results for the performance analysis of dual-hop free-space optical/radio frequency (FSO/RF) transmission systems where the FSO link is modeled by the Gamma-Gamma distribution  ...  Index Terms-Dual-hop relaying, free-space optics (FSO), pointing errors, Gamma-Gamma, Generalized Nakagami-m, outage probability, average bit-error rate (BER), ergodic capacity.  ...  However, to the best of authors' knowledge, this is the first closed-form performance analysis of a dual-hop FSO/RF system, where the FSO link is a broadcast channel, under both types of detection techniques  ... 
doi:10.1109/twc.2016.2524685 fatcat:5ib6cucgmvdqxjkec5gfywn5p4

Shadowed FSO/mmWave Systems with Interference [article]

Imene Trigui, Panagiotis D. Diamantoulakis, Sofiene Affes, George K. Karagiannidis
2019 arXiv   pre-print
We investigate the performance of mixed free space optical (FSO)/millimeter-wave (mmWave) relay networks with interference at the destination.  ...  The H-transform theory, wherein integral transforms involve Fox's H-functions as kernels, is embodied to unifying the performance analysis framework that encompasses closed-form expressions for the outage  ...  Technical Contribution In this paper, we investigate the performance of a dual-hop mixed FSO/mmWave relay network.  ... 
arXiv:1905.00479v1 fatcat:nyevinborbhgzoxqmpydkqhwci

Exact Outage Probability Analysis of the Mixed RF/FSO System With Variable-Gain Relays

Milica I. Petkovic, Zeljen Trpovski
2018 IEEE Photonics Journal  
Abstract: This paper presents a unified analysis of the mixed radio-frequency (RF)/freespace optics (FSO) relaying system, with multiple variable-gain amplify-and-forward relays.  ...  Numerical results are validated by Monte Carlo simulations, which are used to examine the effects of the system and channel parameters on the RF/FSO system performance.  ...  The performance of the mixed RF/FSO system with fixed AF gain relay was analyzed in [7] - [12] , while the RF/FSO system with variable AF gain relay was observed in [12] - [17] .  ... 
doi:10.1109/jphot.2018.2882611 fatcat:5kjcmgpb6rabzmjatnxfq5zxyy

Relay-Assisted Mixed FSO/RF Systems over Málaga-M and κ-μ Shadowed Fading Channels [article]

Imène Trigui, Nesrine Cherif, Sofiène Affes
2017 arXiv   pre-print
This letter presents a unified analytical framework for relay-assisted mixed FSO/RF transmission.  ...  In addition to accounting for different FSO detection techniques, the mathematical model offers a twofold unification of mixed FSO/RF systems by considering mixed Málaga-M/κ-μ shadowed fading, which includes  ...  As such, there has been prominent interest in mixed FSO/RF systems where RF transmission is used at one hop and FSO transmission at the other [2] - [4] .  ... 
arXiv:1701.07485v4 fatcat:xtjqbiwx6fafnbuoiz7ubif3hy

Multihop RIS-Assisted FSO-RF System Over Double Generalized Gamma Fading [article]

Vinay Kumar Chapala, S. M. Zafaruddin
2021 arXiv   pre-print
This paper considers a mixed FSO-RF system by employing multiple RISs in both the links for multihop transmissions to extend the communication range.  ...  Reconfigurable intelligent surface (RIS) is a promising technology to avoid signal blockage by creating virtual line-of-sight (LOS) connectivity for free-space optical (FSO) and radio frequency (RF) wireless  ...  PERFORMANCE ANALYSIS In this section, we analyze the performance of the considered mixed FSO-RF system.  ... 
arXiv:2108.07236v1 fatcat:2rh3vzqrincn5nt52e3wtxsrre

Impact of Correlation and Pointing Error on Secure Outage Performance over Arbitrary Correlated Nakagami-m and M-Turbulent Fading Mixed RF-FSO Channel

Sheikh Habibul Islam, A. S. M. Badrudduza, S. M. Riazul Islam, Fardin Ibne Shahid, Imran Shafique Ansari, Milton Kumar Kundu, Heejung Yu
2021 IEEE Photonics Journal  
The correlated signal branches of the RF hop are combined at the relay exploiting equal gain combining reception technique.  ...  In Radio Frequency (RF)-Free Space Optical (FSO) mixed links, secrecy capacity (SC) can be improved by exploiting spatial diversity (i.e., antenna diversity) in the RF path.  ...  They also concluded that the performance of a mixed RF-FSO system tends to be slightly worse than that of an RF-RF system.  ... 
doi:10.1109/jphot.2021.3059805 fatcat:jnpmrxqsvnfovaerbnpakv6cje

Effects of Eavesdropper on the Performance of Mixed η-μ and DGG Cooperative Relaying System [article]

Noor Ahmed Sarker, A. S. M. Badrudduza, Milton Kumar Kundu, Imran Shafique Ansari
2021 arXiv   pre-print
This reason has led us to propose a dual-hop eta-mu and unified DGG mixed RF-FSO network while considering eavesdropping at both RF and FSO hops.  ...  Since atmospheric turbulence is a hindrance to an enhanced secrecy performance, the mixed radio frequency (RF)-FSO system is gaining enormous research interest in recent days.  ...  We first derive the CDF and PDF of the considered dual-hop RF-FSO system via utilizing the CDF and PDF of the SNR of each individual hop.  ... 
arXiv:2106.06951v1 fatcat:4lhyigngeveahnrlhz7jgzoyyi

Secrecy Performance Analysis of Mixed Hyper-Gamma and Gamma-Gamma Cooperative Relaying System

Noor Ahmad Sarker, A. S. M. Badrudduza, S.M. Riazul Islam, Sheikh Habibul Islam, Imran Shafique Ansari, Milton Kumar Kundu, Mst. Fateha Samad, Md. Biplob Hossain, Heejung Yu
2020 IEEE Access  
PDF AND CDF OF SNR FOR DUAL-HOP RF-FSO LINK The CDF of γ dn is expressed as by using order statistics [52, Eq.  ...  In a RF-FSO framework, the critical long-distanced part is generally covered by RF channel whereas the short-distanced line-of-sight (LoS) portion is covered with FSO link.  ...  Fateha has been working in the area of Nanotechnology, Telecommunication, and Biomedical Engineering for last ten years and she has published a number of research papers on those fields.  ... 
doi:10.1109/access.2020.3009026 fatcat:ogr44ye6ynh3bk6htmoflk35ki

Challenges and Opportunities of Optical Wireless Communication Technologies [chapter]

Isiaka Alimi, Ali Shahpari, Artur Sousa, Ricardo Ferreira, Paulo Monteiro, António Teixeira
2017 Optical Communication Technology  
The feature enables a cross-boundary communication that unifies both terrestrial and underwater RF communication systems.  ...  In addition, we present some technologies for the OWC performance enhancement in order to address the last-mile transmission bottleneck of the system efficiently.  ...  Therefore, the mixed RF/FSO dual-hop model offers better performance compared to the traditional RF/RF transmission system [45, 46] .  ... 
doi:10.5772/intechopen.69113 fatcat:5rqawcbldbg7vb6qix625j35je

Physical Layer Security of Hybrid Satellite-FSO Cooperative Systems

Yun Ai, Aashish Mathur, Michael Cheffena, Manav R. Bhatnagar, Hongjiang Lei
2019 IEEE Photonics Journal  
It is found that with the AF with fixed gain scheme, the secrecy diversity order of the investigated system is only dependent on the channel characteristics of the FSO link and the FSO detection type,  ...  The asymptotic analysis for the SOP is also conducted to provide more insights on the impact of FSO and satellite channels on secrecy performance.  ...  The PLS performance of a mixed RF/FSO dual-hop system is studied in [14] by assuming the RF channels following η − μ fading and the FSO link experiencing M-distributed fading.  ... 
doi:10.1109/jphot.2019.2892618 fatcat:gaafxt75indzlexxrxu5gzaihm

Mixed RF/FSO Cooperative Relaying Systems with Co-Channel Interference [article]

Elyes Balti, Mohsen Guizani
2019 arXiv   pre-print
In this paper, we provide a global framework analysis of a dual-hop mixed Radio Frequency (RF)/Free Space Optical (FSO) system with multiple branches/relays wherein the first and second hops, respectively  ...  , consist of RF and FSO channels.  ...  Soleimani-Nasab and Uysal [23] considered a dual-hop mixed RF/FSO system with co-channel interference and line of sight where the RF and FSO channels experience Nakagami-m and DGG, respectively.  ... 
arXiv:1902.03174v1 fatcat:is3lemakivdtbfyaxhdwg3tz7y

Aggregate Hardware Impairments Over Mixed RF/FSO Relaying Systems With Outdated CSI [article]

Elyes Balti, Mohsen Guizani, Bechir Hamdaoui, Bassem Khalfi
2019 arXiv   pre-print
In this paper, we propose a dual-hop RF (Radio-Frequency)/FSO (Free-Space Optical) system with multiple relays employing the Decode-and-Forward (DF) and Amplify-and-Forward (AF) with a Fixed Gain (FG)  ...  In this work, we propose a general model of hardware impairment to get insight into quantifying its effects on the system performance.  ...  To the best of our knowledge, we are the first group to propose a general model of hardware impairments to a mixed RF/FSO system with multiple relays and assuming the unified Mdistribution to model the  ... 
arXiv:1902.03177v1 fatcat:5kdjuubxmfbajadyiksburrhke
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